PyRank
harlowja

fasteners

A python package that provides useful locks.
PyPI GitHub
No known security advisories. The current version has no OSV.dev malware reports and no critical or high-severity vulnerabilities.

fasteners has 14.7M monthly downloads and 278 GitHub stars. Version 0.20 supports Python 3.6+, first published in 2015.

It is minimally maintained under a permissive license, last released in Aug 2025.

It is used by 171 tracked packages, including apache-beam, conan and seleniumbase.

Downloads
Day
501.7K
Week
3.3M
Month
14.7M
Stars
278
Forks
48
Issues
22
Version
0.20

Package Insights

What's this?
Score breakdown - each component scores 0-100, weighted by percentage
Maintenance
50
Popularity
51
Adoption
70
Community
40
Provenance
0
How the maintenance status was determined
Last commit
301 days ago
Monthly downloads
14,668,447
Active
Activity within 30 days
Stable
Activity within 31-180 days
• Minimal
Activity within 181-365 days, or no activity data
At Risk
No activity for > 365 days, but > 10,000 monthly downloads
Archived
Repository flagged as archived on GitHub
How the popularity category was determined
Monthly downloads
14,668,447
Stars
278
Stars per 1k downloads
0.02
• Industry Standard
> 10,000,000 monthly downloads
Hidden Gem
< 0.5 stars per 1k downloads and > 100,000 monthly downloads
Community Favorite
> 5 stars per 1k downloads
Rising Star
Balanced ratio of stars to downloads
Unknown
Fewer than 1,000 monthly downloads, or no star data
How download momentum is calculated
Week daily avg
473,260
Month daily avg
488,948
Momentum
-3.2%
((week_daily_avg - month_daily_avg) / month_daily_avg) * 100
Python version support tiers
requires_python
>=3.6
Cutting Edge
Minimum supported version is 3.12 or newer
Modern
Minimum supported version is 3.9, 3.10, or 3.11
• Legacy
Supports 3.8 or older (or Python 2)
Unknown
No requires_python specified or unparseable
License categories
License
Apache-2.0
• Permissive
MIT, Apache, BSD, ISC, Unlicense, CC0, etc.
Copyleft
GPL, LGPL, AGPL, MPL, EPL, etc.
Proprietary
Commercial, all rights reserved, custom EULAs
Unknown
No license specified, or none of the above match
How the release cadence was determined
Last release
331 days ago
Total releases
24
Releases/year
2.2
Rapid
Last release within 365 days and > 12 releases/year
• Regular
Last release within 365 days
Slow
Last release 366-730 days ago
Stalled
Last release > 730 days ago, or no releases
Unknown
No usable release date available
How contributor risk was determined
Contributors
17
Monthly downloads
14,668,447
High Load
≤ 2 contributors and ≥ 50,000 monthly downloads
Moderate Load
< 10 contributors and ≥ 500,000 monthly downloads
• Low Load
< 25 contributors and ≥ 5,000,000 monthly downloads, or sole maintainer with ≥ 10,000 monthly downloads
Balanced
Enough contributors for the package's popularity
Unknown
No contributor data available
Engagement
53
 
Issue Burden
79.1
per 1k stars
Discussions
0.0
per 1k stars
Fork Ratio
35.4%
contrib / forks
Stale Release
No
 
PR Velocity
Quiet
 

Weekly Downloads

GitHub Stars

Not all downloads include detailed metadata. Breakdowns reflect the subset that does.

Downloads by OS

Linux 242.2K
Windows 12.2K
macOS 7.1K

Python Versions

3.12
29.8% 63.7K
3.11
27.4% 58.5K
3.10
20.7% 44.2K
3.8
11.6% 24.7K
3.7
10.5% 22.3K

Top Countries

1. US US
202.1K
2. NL NL
20.8K
3. SG SG
4.7K
4. GB GB
4.7K
5. DE DE
4.0K
6. IE IE
3.0K
7. CA CA
2.6K
8. CN CN
2.5K
9. AU AU
2.5K
10. IN IN
2.4K

Package Information

License
Apache-2.0
First Release
May 24, 2015
Last Release
11 months ago
Last Commit
10 months ago
Latest Version
0.20
Total Releases
24
Contributors
17
Open PRs
4
Archived
No
Author
Joshua Harlow
Python Versions
3 3.10 3.11 3.12 3.13
Wheels
py2 py3
Keywords
lock thread process fasteners
Tracking Since
January 6, 2026
Data Updated
July 5, 2026
Data Freshness
Fresh

Links